Blue Bonded Filter Pad

Improve aquarium water clarity with superior, customizable mechanical filtration. Drs. Foster & Smith Blue Bonded Filter Pad boasts a distinct blue and white "weave" of varied density to trap coarse AND fine particles. Effective removal of unsightly debris from aquarium water column means crystal-clear water and efficient biological filtration for improved aquarium water quality. Simply cut premium mechanical filter media pad to fit virtually any aquarium filter that requires a boost in mechanical filtration. Made in the USA.

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The debris-laden mechanical filter media can then be easily removed and rinsed or replaced. Mechanical filter media not only reduces the amount of solids in your water, but more importantly, it keeps debris from reaching your biological media, building up, and creating dead spots where nitrifying bacteria can't reproduce.